IT7825471A0 - COMPACT MAGNETIC DISK STORAGE. - Google Patents
COMPACT MAGNETIC DISK STORAGE.Info
- Publication number
- IT7825471A0 IT7825471A0 IT7825471A IT2547178A IT7825471A0 IT 7825471 A0 IT7825471 A0 IT 7825471A0 IT 7825471 A IT7825471 A IT 7825471A IT 2547178 A IT2547178 A IT 2547178A IT 7825471 A0 IT7825471 A0 IT 7825471A0
- Authority
- IT
- Italy
- Prior art keywords
- magnetic disk
- disk storage
- compact magnetic
- compact
- storage
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/021—Containers; Storing means both adapted to cooperate with the recording or reproducing means comprising means for reducing influence of physical parameters, e.g. temperature change, moisture
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2732432A DE2732432C2 (en) | 1977-07-18 | 1977-07-18 | Swivel arm for a magnetic disk storage |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7825471A0 true IT7825471A0 (en) | 1978-07-07 |
IT1097501B IT1097501B (en) | 1985-08-31 |
Family
ID=6014211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT25471/78A IT1097501B (en) | 1977-07-18 | 1978-07-07 | COMPACT MAGNETIC DISK MEMORY |
Country Status (7)
Country | Link |
---|---|
US (1) | US4352133A (en) |
JP (1) | JPS5923031B2 (en) |
DE (1) | DE2732432C2 (en) |
FR (1) | FR2398362A1 (en) |
GB (1) | GB1601299A (en) |
IT (1) | IT1097501B (en) |
NL (1) | NL179243C (en) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5525830A (en) * | 1978-08-10 | 1980-02-23 | Mitsubishi Electric Corp | Closed disk pack |
US5424887A (en) * | 1980-03-05 | 1995-06-13 | Papst Licensing Gmbh | Disk storage drive |
JPS56143576A (en) * | 1980-04-09 | 1981-11-09 | Fujitsu Ltd | Magnetic disk device |
USRE38601E1 (en) | 1980-05-10 | 2004-09-28 | Papst Licensing, GmbH & Co. KG | Disk storage device having a radial magnetic yoke feature |
USRE37058E1 (en) | 1980-05-10 | 2001-02-20 | Papst Licensing Gmbh & Co. Kg | Disk storage device having contamination seals |
USRE38662E1 (en) | 1980-05-10 | 2004-11-30 | Papst Licensing Gmbh & Co. Kg | Disk storage device having a sealed bearing tube |
USRE38673E1 (en) | 1980-05-10 | 2004-12-21 | Papst Licensing Gmbh & Co. Kg | Disk storage device having a hub sealing member feature |
US5216557A (en) * | 1981-09-07 | 1993-06-01 | Papst-Motoren Gmbh & Co. Kg | Disk storage device having a brushless dc drive motor |
US4779165A (en) * | 1981-09-07 | 1988-10-18 | Papst-Motoren Gmbh & Co. Kg | Disk storage drive |
US5119254A (en) * | 1980-09-24 | 1992-06-02 | Quantum Corporation | Data transducer position control system for rotating disk data storage equipment |
USRE38772E1 (en) | 1981-03-18 | 2005-08-09 | Papst Licensing Gmbh & Co. Kg | Disk storage device having an undercut hub member |
JPS5830968U (en) * | 1981-08-20 | 1983-02-28 | パイオニア株式会社 | Rotating actuator |
USRE35792E (en) * | 1981-09-07 | 1998-05-12 | Papst Licensing, Gmbh | Disk storage drive |
JPS58150169A (en) * | 1982-03-01 | 1983-09-06 | Seiko Epson Corp | Magnetic disk device |
JPS5979470A (en) * | 1982-10-29 | 1984-05-08 | Toshiba Corp | Carriage lock mechanism of magnetic disk device |
JPS6031763U (en) * | 1983-08-04 | 1985-03-04 | 株式会社三協精機製作所 | Disk drive motor |
DE3337845A1 (en) * | 1983-10-18 | 1985-04-25 | Nixdorf Computer Ag, 4790 Paderborn | HARD DISK DRIVE |
JPS60136943A (en) * | 1983-12-26 | 1985-07-20 | Hitachi Ltd | Rotary disc device |
JPS616962U (en) * | 1984-06-19 | 1986-01-16 | 株式会社三協精機製作所 | floppy disk device |
US4991211A (en) * | 1984-11-29 | 1991-02-05 | Papst-Motoren Gmbh & Co. Kg | Integrated driving system for signal-processing devices |
US4712146A (en) * | 1985-06-04 | 1987-12-08 | Plus Development Corporation | Thin and compact micro-Winchester head and disk assembly |
US4873596A (en) * | 1986-10-27 | 1989-10-10 | Matsushita Electric Industrial Co., Ltd. | Magnetic disk drive apparatus |
US4805055A (en) * | 1986-11-24 | 1989-02-14 | Maxtor | Winchester disc drive actuator structure |
JPH0734547Y2 (en) * | 1989-12-07 | 1995-08-02 | アルプス電気株式会社 | Magnetic head support mechanism |
JPH0453072A (en) * | 1990-06-19 | 1992-02-20 | Hitachi Ltd | Rotary head positioning device |
USH1573H (en) * | 1993-07-01 | 1996-08-06 | Budde; Richard A. | Reduced mass/inertia suspension |
US5801905A (en) * | 1996-11-15 | 1998-09-01 | International Business Machines Corporation | Actuator arm with cutouts and means for filling or blocking the cutouts |
US6271988B1 (en) | 1997-01-04 | 2001-08-07 | Papst Licensing Gmbh & Co. Kg | Disk storage device with improved spindle torque and acceleration |
WO1998037559A1 (en) * | 1997-02-24 | 1998-08-27 | Quantum Corporation | Streamlined actuator arm |
EP0869494B1 (en) * | 1997-04-01 | 2006-05-17 | Papst Licensing GmbH & Co. KG | Disk storage device with improved spindle torque and acceleration |
US6344946B1 (en) | 1997-04-01 | 2002-02-05 | Papst Licensing Gmbh | Disk storage device with improved spindle torque and acceleration |
WO1998044501A1 (en) * | 1997-04-01 | 1998-10-08 | Papst Licensing Gmbh | Disk storage device with improved spindle torque and acceleration |
US6473271B1 (en) * | 1999-06-11 | 2002-10-29 | Seagate Technology Llc | Aerodynamically streamlined actuator arm for disc drives |
JP2001118344A (en) * | 1999-10-15 | 2001-04-27 | Fujitsu Ltd | Head arm, head moving mechanism, disk device and manufacturing method of head arm |
DE10085111T1 (en) * | 1999-10-28 | 2002-11-21 | Seagate Technology Llc | Actuator arm with bevelled front edge and recessed head ladder |
US6442002B1 (en) | 2000-02-11 | 2002-08-27 | International Business Machines Corporation | Stackable, interlocking mounting supports for data storage actuator arm |
US6950286B2 (en) * | 2001-08-30 | 2005-09-27 | Hitachi Global Storage Technologies Netherlands B.V. | Actuator arm design for reducing power consumption in a disk drive data storage device |
US7312950B2 (en) * | 2004-02-23 | 2007-12-25 | Seagate Technology Llc | Air stream filtration system adjacent a rotational element of a data storage device |
US7274537B2 (en) * | 2004-06-22 | 2007-09-25 | Seagate Technology Llc | Windage stripper for an actuator and rotating disc |
US7576954B2 (en) * | 2006-02-16 | 2009-08-18 | Sae Magnetics H.K. Ltd. | Symmetric voice coil motor design, assembly methods of constructing same, and hard disk micro drive storage systems including same |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3149337A (en) * | 1958-06-27 | 1964-09-15 | Ibm | Means and method for providing controlled air bearing support for a member over a smooth, regular, moving surface |
US2972738A (en) * | 1958-07-14 | 1961-02-21 | Ibm | Transducer positioning by air loading |
DE1909485U (en) | 1964-03-09 | 1965-02-04 | Franz Endriss | ENVELOPE WITH GLOVED THREAD RIPPER IN THE FOLD OF THE ENVELOPE FLAP. |
US3523285A (en) * | 1967-11-02 | 1970-08-04 | Ncr Co | Transducing head assembly and forward cantilevered bearing pad |
US3772666A (en) * | 1972-04-03 | 1973-11-13 | Data General Corp | Interlaced magnetic heads |
US3846835A (en) * | 1973-05-29 | 1974-11-05 | Sperry Rand Corp | Clean air system for magnetic storage disk pack |
US3864747A (en) * | 1973-05-29 | 1975-02-04 | Storage Disk Corp | Multiple pack magnetic disk system |
US3864748A (en) | 1973-07-23 | 1975-02-04 | Sperry Rand Corp | Magnetic disk memory |
US3864750A (en) * | 1973-10-19 | 1975-02-04 | Storage Disk Corp | Cantilevered rotary access mechanism arms for magnetic disk system |
US3975769A (en) * | 1975-02-07 | 1976-08-17 | International Business Machines Corporation | Storage device utilizing flexible magnetic disks |
JPS5635984Y2 (en) * | 1976-09-24 | 1981-08-24 | ||
US4064545A (en) * | 1977-02-10 | 1977-12-20 | Control Data Corporation | Magnetic coupling of disk file module |
US4107748A (en) * | 1977-05-31 | 1978-08-15 | Memorex Corporation | Recording head support assembly |
-
1977
- 1977-07-18 DE DE2732432A patent/DE2732432C2/en not_active Expired
-
1978
- 1978-05-30 GB GB24215/78A patent/GB1601299A/en not_active Expired
- 1978-06-23 NL NLAANVRAGE7806786,A patent/NL179243C/en not_active IP Right Cessation
- 1978-06-30 FR FR7819730A patent/FR2398362A1/en active Granted
- 1978-07-07 IT IT25471/78A patent/IT1097501B/en active
- 1978-07-12 JP JP53084145A patent/JPS5923031B2/en not_active Expired
-
1981
- 1981-02-23 US US06/236,970 patent/US4352133A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2398362A1 (en) | 1979-02-16 |
NL7806786A (en) | 1979-01-22 |
IT1097501B (en) | 1985-08-31 |
US4352133A (en) | 1982-09-28 |
JPS5425713A (en) | 1979-02-26 |
GB1601299A (en) | 1981-10-28 |
NL179243B (en) | 1986-03-03 |
JPS5923031B2 (en) | 1984-05-30 |
DE2732432A1 (en) | 1979-02-01 |
FR2398362B1 (en) | 1983-07-22 |
DE2732432C2 (en) | 1988-05-05 |
NL179243C (en) | 1986-08-01 |
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